A&P TEAS practice test

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What is the average length of the female urethra?

1-1.5 inches

A normal adult bladder has the capacity to hold up to how many mL of urine before involuntary micturition is likely to occur?

600

what structure of the respiratory system is the site of gas exchange?

Alveoli

What hormone is secreted by the posterior pituitary gland?

Antidiuretic hormone

When blood leaves the left ventricle of the heart, what structures does it enter next?

Aorta

What cardiac valve prevents blood from returning to the left ventricle of the heart?

Aortic

What hormones are produced by the thyroid gland and are active is calcium metabolism?

Calcitonin

what does the respiratory system eliminate when there is an excess of hydrogen ions in the blood?

Carbon dioxide

What is associated with the dermal layer of the skin?

Collagen formation

What part of the Nephron is closest to the collecting duct?

Distal convoluted tubule

What structure prevents food from being aspired into the lungs?

Epiglottis, flap-like structure

Bile aids in the digestion of what?

Fat, bile breaks down fats in normally functioning gastrointestinal system

What occurs as a result of the release of antidiuretic hormone?

Fluid volume in the body increases.

what pituitary hormones stimulate the process of gametogenesis?

Follicle-stimulating hormone

What is a role of platelets in hemostasis?

Formation of plugs

What is the measurement of the percentage of red blood cells in whole blood?

Hematocrit

Blood pH is measured by the gain and loss of what?

Hydrogen ions

What antibody types mediates the bodys response to an allergen?

IgE

What structures of the gastrointestinal system absorbs iron and bile salts?

Ileum

After passing through the glottis, inspired air then travels through what structure?

Larynx

What is a function of the liver?

Liquid metabolism as well as, Produce Urea Produce bile detoxification storage of iron and vitamins A,E,D,K Regulated cholesterols regulates blood glucose levels concentrations Makes plasma proteins

What types of cells are primarily responsible for the destruction of old cells and invasive micro-organisms? Through the process of phagocytosis, ____ are primarily responsible for trapping and destruction of old cells and invasive micro-organisms.

Macrophages,

The release of histamine is associated with what?

Mast Cells, which trigger inflammatory response

what part of the central nervous system is responsible for the control of involuntary respiration?

Medulla oblongata

Breastfeeding of an infant provides what type of immunity?

Natural passive

In the process of wound healing, what plays a role in clearing a wound of cellular debris?

Neutrophils- key in process of phagocytosis

Calcium concentration in the blood is controlled by what gland?

Parathyroid

what is the correct order of the protective meningeal layers of the brain from inside to outside? ____ is the brain covering; ____ is the middle; ____ is the lining of the skull.

Pia mater, arachnoid, dura mater

An occurrence of too high of a concentration of what electrolytes is associated with cardiac arrhythmias?

Potassium

What surfactant in the alveoli of the lungs?

Prevention of alveoli collapse

Peripheral vasodilation results in heat loss through ____, which is the transfer of heat from the surface of one object to another without direct contact.

Radiation

Blood cells are produced by what?

Red bone marrow

what hormone or enzyme is involved in regulation of fluid balance, blood pressure and is produced by the kidneys?

Renin

Where are nutrients absorbed when transported into the bloodstream? ____ has 3 functions: peristalsis, digestion, and absorption of nutrients into the bloodstream. Nutrients are either to the liver or target cells, where the nutrients are metabolized.

Small intestine

What ions is most abundant in extracellular fluid?

Sodium

What is the effect of aldosterone secretion on electrolyte levels?

Sodium levels are increased

What is a result of the process of meiosis?

Sperm and ova are produced

What substance is involved in the destruction of ingested pathogens?

Stomach acid

What blood vessels carry deoxygenated blood to the right atrium of the heart?

Superior and inferior vena cava

which tissues attaches muscle to bone?

Tendon

What occurs at the beginning of systole in a healthy heart?

The ventricles contract, moving blood from the ventricles to the aorta and ___

What is the function of the ureters?

To conduct urine from the kidneys to the bladder

What structures comes after the ascending colon?

Transverse colon

Straightening the elbow by lowering the hand contracts what muscle?

Triceps brachii

what is located at the end of the ear canal, vibrates when sound waves strike it?

Tympanic membrane - vibrates when sound waves strike it

what is the function of angiotensin II in the regulation of blood pressure?

Vasoconstriction

What may indicate a hypersecretion of thyroid hormones?

Weight loss

what is the hormone that regulates urine output?

antidiuretic - secreted from the posterior pituitary gland to increase reabsorption of water

What electrolytes plays an essential role in the clotting of blood?

calcium

What is a wax-like substance secreted by glands in the external car canal?

cerumen

What are the structures of the inner ear?

cochlea, vestibule, semicircular canals

What mediates the body's response to stress?

cortisol

What is a site of sperm maturation in the male reproductive system?

epididymis

What is the iron-containing component of a red blood cell?

hemoglobin

what is responsible for the regulation of body temperature?

hypothalamus

what is a result of stimulation of the sympathetic nervous system?

increased cardiac output

what tissues connects bones to joints?

ligaments

What is a structure that filters foreign particles from lymphatic fluid?

lymph Nodes

What brain regulates heart rate, respiratory rate, and blood pressure?

medulla oblongata -part of the brainstem that regulates vital functions

what is associated with wound healing by primary intention?

minimal scar tissue

Testosterone production is regulated by what glands?

pituitary gland

what is located between the descending colon and the rectum?

sigmoid colon

In a normally functioning cardiovascular system, where does the heartbeat originate?

sinoatrial node

What muscle tissue is under voluntary control?

skeletal

What is a function of the gallbladder?

storage and concentration of bile from the liver, until it is released to aid in digestion.

production of a what is a function of the prostate gland?

substance to enhance sperm motility

What bone is a component of the appendicular skeleton?

symphysis pubis

What describes the event of ovulation?

the graafian follicle releases an ovum

What valves prevent the backflow of blood from the right ventricles into the right atrium of the heart?

tricuspid

An individual with what blood type can receive only blood of that same type?

type O


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