anatomy final review 2

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How many secondary oocytes ultimately develop from each primary oocyte? 1 2 3 4 5

1

Place the regions of the nephron in the correct order for the process of urine formation 1: Glomerulus 2: Nephron loop 3: Collecting duct 4: Distal convoluted tubule 5: Proximal convoluted tubule 1,3,2,5,4 1,5,2,4,3 5,4,2,1,3 2,5,3,4,1 2,4,3,5,1

1,5,2,4,3

The sequence of events in the transmission of an impulse through the cardiac conducting system is AV node SA node Through the atria Through the ventricles R/L bundle branches Purkinje fibers 1,3,2,5,6,4 1,2,3,5,4,6 2,3,1,5,6,4 2,4,1,3,4,6 5,2,1,3,4,6

2,3,1,5,6,4

The stages that appear during spermatogenesis (in order) are Spermatid Primary spermatocyte Spermatogonium Sperm Secondary spermatocyte 2,3,1,5,4 2,5,3,4,1 3,5,4,1,2 3,2,5,1,4

3,2,5,1,4

Urine flows from a renal pelvis directly to A collecting duct A major calyx A ureter The urethra The external urethral orifice

A URETER

Which of the myofilaments of a muscle fiber has the active sites to which the heads of the thick filaments will bind? Actin Troponin Tropomyosin Myosin Sarcoplasm

ACTIN

Movement of a body part away from the midline of the body is called Abduction Retraction Flexion Inversion Adduction

Abduction

Phagocyte cells of the alveolus are the Alveolar type 2 cells Squamous alveolar cells Alveolar type 1 cells Alveolar macrophages Septal cells

Alveolar macrophages

Which is not part of the conducting portion of the respiratory system? Larynx Alveoli Bronchi Trachea Nasal cavity

Alveoli

The glial cell the helps to form the blood-brain barrier is the Microglial cell Astrocyte Ependymal cell Neurolemmocyte Oligodendrocyte

Astrocyte

Which sequence correctly lists the changes that will allow the thick and thin filaments to slide past one another in skeletal muscle contraction? Return-pivot-attach-detach Attach-detach-pivot-return Attach-pivot-detach-return Pivot-attach-detach-return Pivot-attach-return-detach

Attach-pivot-detach-return

Ulcers are typically caused by ____, and most commonly occur in the ____. Bacterium, duodenum Bacterium, duodenum Stress; duodenum Stress; stomach Stress; esophagus

Bacterium, duodenum

Usually the least numerous of the leukocytes are the Eosinophils Basophils Monocytes Lymphocytes Neutrophils

Basophils

Which structures are specialised to propel mucus in a certain direction? Cilia Goblet cells Bronchioles Alveolar macrophages Type 2 alveolar cells

CILIA

What is mastication? Taking food into the mouth Chewing and mixing food with saliva Secretion of mucus Swallowing Rhythmic alternate contraction of muscle layers

Chewing and mixing food with saliva

The epithelial lining of the uterine tube is Nonkeratinized squamous epithelium Stratified cuboidal epithelium Stratified columnar epithelium Ciliated columnar epithelium Simple columnar epithelium with microvilli

Ciliated columnar epithelium

Which is not part of the spermatic cord? Pampiniform plexus Dartos muscle Testicular artery Cremaster muscle Ductus deferens

Dartos muscle

Blood capillaries that supply epidermis are located in the Epidermis proper Epidermal ridges Dermal papillae Friction ridges Subcutaneous layer

Dermal papillae

Where are sperm stored until they are fully mature? Efferent ductules Rete testis Seminiferous tubules Epididymis Ductus deferens

EPIDIDYMIS

The tissue type that covers surfaces and lines the inside of organs and body cavities is Endocrine Muscle Connective Epithelial Nervous

Epithelial

Reduction of a joint angle (from 180 degrees) is referred to as Abduction Flexion Inversion Retraction Adduction

Flexion

The term diarthrosis refers to a joint that is Immobible Freely mobile Fused Slightly mobile Dislocated

Freely mobile

Which portion of the uterus is sloughed off during menses? Myometrium Basal layer Functional layer Perimetrium Serosa

Functional layer

Which is the most abundant type of cartilage in the body? Fibrocartilage Elastic cartilage Vascular cartilage Reticular cartilage Hyaline cartilage

Hyaline cartilage

Which latter is associated with a region of the sarcomere that is lightly shaded because only thin filaments are present? Z I A M H

I

During passive pulmonary ventilation, relaxation of the respiratory muscles causes a(n) ______ in thoracic pressure and air flows ____ of the body. Increase;out Increase; in Decrease; out Decrease; in Relaxation of the respiratory muscle will have no effect

Increase;out

Peristalsis Involves the opening and closing of muscular sphincters Is a wave of muscular contraction that moves food forward and is controlled by the Autonomic Nervous System Is under voluntary control Involved back and forth movement for mixing All of these answers are correct

Is a wave of muscular contraction that moves food forward and is controlled by the Autonomic Nervous System

Which region of a growing bone contains the epiphyseal plate? Distal epiphysis Metaphysis Diaphysis Proximal epiphysis Periphysis

Metaphysis

Microscopic folds that extend from the apical surface of certain epithelia to increase the surface area for absorption and secretion Desmosomes Microvilli Cilia Flagella Mucus

Microvilli

Ducts allow direct communication between the paranasal sinuses and the Glottis Nasopharynx Nasal cavity Middle ear cavity Oropharynx

Nasal cavity

All of the following regarding veins are true except Have a relatively thin tunica media * Have a wider lumen than equivalent arteries * Serve as blood reservoirs * Exhibit little to no pressure * No exception; all of these are true regarding veins

No exception; all of these are true regarding veins

The digestion of carbohydrates begins in the _________________.

ORAL CAVITY

The initial site of both chemical and mechanical digestion is the Pharynx Small intestine Oral cavity Esophogus Stomach

ORAL CAVITY

Which of the male accessory glands encircles the urethra? Seminal vesicle Bulbourethral gland Prostate gland Cowper's gland Urethral gland

PROSTATE GLAND

Which valve prevents backflow of blood into the right ventricle when the ventricles relax? Left A/V valve Right A/V valve Aortic semilunar valve Pulmonary semilunar valve Tricuspid valve

PULMINARY SEMI LUNAR VALVE

Constriction of the pyloric sphincter would interfere with Passage of bile and pancreatic juice into the duodenum Passage of chyme into the duodenum Passage of a bolus into the stomach Peristalsis Mucus secretion

Passage of chyme into the duodenum

All of the following are contained in pancreatic juice except Pepsinogen Enzymes to breakdown fats Sodium bicarbonate Enzymes to breakdown proteins Enzymes to breakdown carbohydrates

Pepsinogen

Which is correct regarding chromosome numbers during oogenesis? Primary oocytes are haploid, secondary oocytes are diploid Both primary and secondary oocytes are haploid Both primary and secondary oocytes are diploid Primary oocytes are diploid, secondary oocytes are haploid Primary oocytes are haploid, secondary oocytes may be haploid or diploid

Primary oocytes are diploid, secondary oocytes are haploid

Which of the cardiovascular system's circuits had deoxygenated blood in its arteries? Systemic circuit Innard circuit Pulmonary circuit Antithesis circuit Coronary circuit

Pulmonary circuit

The function of the dartos and cremaster muscle is to Produce erections Move sperm along the ductus deferens Help the testes descend into the scrotum prior to birth Attach the penis to the body wall Regulate the temperature of the testes

Regulate the temperature of the testes

Where are the renal pyramids located within the kidney? Renal cortex Renal medulla Renal sinus Renal pelvis Renal papilla

Renal medulla

Which heart chambers pump deoxygenated blood? Left atrium and right atrium Left ventricle and right ventricle Right atrium and right ventricle Left atrium and left ventricle Right atrium and left ventricle

Right atrium and right ventricle

The interstitial cells in the testes Provide a storage site for immature sperm Form the lining of the seminiferous tubules Undergo mitosis to produce primary spermatocytes Secrete testosterone Concert fructose to glucose to nourish the sperm

SECRETE TEST

A ______ epithelium consists of a single layer of flattened cells attached directly to a basement membrane Stratified squamous Simple columnar Simple squamous Simple cuboidal Stratified cuboidal

Simple squamous

Which is not true about spermatogenesis? The final stage of the process is called spermiogenesis Spermatogenesis begins at birth and continues throughout a man's life The process includes two meiotic divisions Mature spermatozoa are haploid The process takes place in the wall of the seminiferous tubules

Spermatogenesis begins at birth and continues throughout a man's life

Blood is classified as a(n) Organ Tissue Organ system Intracellular fluid None of these answers are correct

TISSUE

All of the following are uterine functions except Usual site of fertilization Site of implantation Protection and support of a developing embryo Ejection of the fetus during labor and delivery Passageway for sperm/semen

USUAL SITE OF FERALIZATION

Which type of ovarian follicle contains a secondary oocyte? Primordial follicle Secondary follicle Primary follicle Vesicular follicle Polar follicle

Vesicular follicle

All endocrine glands can produce only one type of hormone. True or False.

false

Arteries are considered blood reservoirs and hold the majority of blood volume under normal conditions. True or False.

false

Fast twitch muscle fibers are specialized to continue contracting for extended periods of time without experiencing fatigue. True or False

false

The pharynx serves as a common passageway for the digestive and respiratory tracts and is lined with a keratinized epithelium to protect against abrasion. True or False.

false

The renal pyramid is considered the smallest structural and functional unit of the kidney. True or False.

false

The sagittal plane divides the body into anterior and posterior segments. True or False

false

The testes are the male gametes. True or False.

false

Vasodilation is the widening of the lumen in a blood vessel. True or False

false

Order of ovarian cycle

follicular-ovulation-luteal (FOL)

stomach secretes

gastrin hormone

___________ are the stem cells nessesary for the creation of blood cells

hemocytoblasts

A perforated foramen ovale would allow Improper blood flow between the ventricles Improper blood flow between the atria Improper blood flow between the aortic arch and pulmonary trunk Improper blood flow between the right atrium and the left ventricle Improper blood flow between the right ventricle and the left atrium

mproper blood flow between the atria

Churning and mixing movements called segmentation take place only in the Rectum Esophagus Small intestine Stomach Large intestine

small intestine

All cardiac veins eventually drain into the coronary sinus for return of the blood from the myocardium to the right atrium. True or False.

true

An erection is a result of parasympathetic innervation, and ejaculation is the result of sympathetic innervation. True or False

true

During hemopoiesis, the lymphoid line forms lymphocytes only. True or False.

true

Following Boyle's Law, air would flow from a region of lower pressure into a region of higher pressure within the lungs. True or False.

true

Movement of the oocyte along the uterine tube is due to peristalsis and ciliary action True or False.

true

Parasympathetic innervation of the heart occurs via CN X. True or False.

true

Sympathetic innervation of the smooth muscles of the bronchioles will result in bronchodilation. True or False.

true

The clitoris is homologous to the glans penis True or False

true

The contraction of skeletal muscles plays an important role in the movement of blood in the veins. True or False.

true

The left ventricle has a wall that is typically three times thicker than the right ventricle wall. True or False.

true

The muscularis layer of the stomach is composed of an upper layer of skeletal muscle and a lower layer of smooth muscle. True or False.

true

The myelin on a myelinated fiber in the central nervous system consists of oligodendrocyte cells wrapped around the axon. True or False.

true

The pancreatic juice is an exocrine secretion released into the duodenum by the pancreas in response to chyme in the small intestine True or False

true

The production of new primary spermatocytes by mitosis continues throughout a man's reproductive lifecycle True or False.

true

The right and left coronary arteries are the only branches off the ascending aorta. True or False.

true

The study of anatomy literally translates to mean "to cut up". True or False.

true

Very large blood vessels require their own blood supply, and this is provided by a network of small arteries called the vasa vasorum True or False.

true


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