Bio20- Lab Exam 3

The normal RBC count per cubic millimeter in a female is about

4.8 million

Pharyngeal tonsil is also known as

Adenoid

In blood typing, the antigens are called this

Agglutinogens

The phagocytic cells that remove dust particles Within the alveoli

Alveolar macrophages

All arteries of systemic circulation branch from this

Aorta

The function of the Ductus arteriosus in the fetus is as a temporary blood vessel that shunts blood from the pulmonary trunk into the

Aorta

The valve between the left ventricle and the aorta is the

Aortic (semilunar) valve

The anterior cavity of the eye is filled with

Aqueous humor

Coronary arteries originate from what structure of the heart

Ascending aorta

This is a disorder of the cornea or lens characterized by irregular curvatures which prevent images from being properly focused on the retina

Astigmatism

Arteries carry blood in what direction

Away from the heart

Veins carry blood in what direction

Back to the heart

These are the least common of WBCs

Basophils

This WBC secrete heparin, histamine, and serotonin in allergic reaction

Basophils

A mature human erythrocyte is shaped like a

Bi-conclave, non-nucleated disc

The valve between then left atrium and left ventricle is the

Bicuspid or mitral valve

Carbon dioxide diffused from the alveolus into this vessel

Blood capillary

Blood that is low in oxygen is carried in blood vessels that are colored

Blue

The large veins draining the head of the human are the

Brachiocephalic veins

In air flow, the structure that you would encounter after the trachea

Bronchus

The myocardium is composed of this type of muscle

Cardiac muscle

The disorder characterized by an opaque lens or cornea is known as

Cataracts

For maximum visual acuity, light must be correctly focused on the

Central fovea

In the eye, the densest concentration of cones is found here

Central fovea

The arterial system that supplies the brain with blood

Cerebral arterial circle (circle of Willis)

The black, light absorbing layer behind the retina is the

Choroid

This region of the eye is concerned primarily with absorption of extraneous light

Choroid

This part is responsible for accommodating thelens for near and far vision

Ciliary muscle

This is a condition of the improper fusion of the palatine and maxillary bones

Cleft palate

The mucous secreted by goblet cells in the nasal cavity, serves this purpose

Coats dust particle which causes the dust to be swallowed

This type of photoreceptor is responsible for bright light, color vision

Cones

This is the lining of the heart

Endocardium

This body part is the protective lid that prevents food from entering the trachea

Epiglottis

An inability of body cells to receive adequate amounts of oxygen may indicate a malfunction of

Erythrocytes

The technical name for red blood cells

Erythrocytes

The lacrimal gland is an accessory structure of the

Eye

In fetal circulation, the opening between the ring and left atria is known as the

Foramen Ovale

Abnormally high intraocular pressure is a symptom of

Glaucoma

Blood gets it's red color from the presence of the oxygen-carrying pigment

Hemoglobin

The process by which all blood cells are formed

Hemopoiesis

In hepatic portal circulation, blood from the liver is eventually returned to the inferior vena cava through this vessel

Hepatic vein

An advantage of nasal breathing is that air is filtered, warmed and

Humidified

The large vein that drains blood from the inferior parts of the body and empties into the right atrium

Inferior Vena Cava

This carries blood from the legs back to the heart

Inferior Vena Cava

Mechanical barriers, phagocytosis, inflammation and fever are this kind of immunity

Innate or nonspecific

The lymph is most similar to this

Interstitial fluid

The ciliary muscle is an example of what type of eye muscle

Intrinsic

The amount of light entering is regulated by the

Iris

This eye structure secretes tears

Lacrimal glands

The inferior portion of the pharynx

Laryngopharynx

The function of the forame oval in the fetus is to allow blood entering the right atrium to pass into the

Left atrium

This is the adult remnant of the fetal ductuss arteriosus

Ligamentum arteriosum

Excess fluid, ca 3 liters/day, seeps out of blood capillaries by filtration and drains into lymphatic vessels where it becomes

Lymph

Small masses of lymphatic tissue located along the length of the lymphatic vessels

Lymph nodes

This is an antibacterial enzyme in tears

Lysozyme

Cells in the lymph nodes that carry on phagocytosis

Macrophages

Thrombocytes are formed by small fragments called

Megakaryocyte

The spread of cancer is known as

Metastatis

The heart muscle is also known as the

Myocardium

Nearsightedness

Myopia

The portion of the pharynx that contains the pharyngeal tonsils

Nasopharynx

The WBC order of most to least common

Neutrophil, lymphocytes, monocytes, eosinophils, basophils

The visual sensory area is located in the

Occipital lobe of cerebral cortex

The blind spot on the retina is also known as

Optic disc

The smallest area of the retina where no image is formed is referred to as the

Optic disc

The branch of medicine tht deals with the diagnosis and treatment of diseases of the ears, nose, and throat

Otorhinolaryngology

The inner lining of the eyelid is

Palpebral conjuctiva

A disease causing organism is termed a

Pathogen

The proper scientific name for the throat

Pharynx

B cells in lymph nodes produce certain cells that are responsible for the production of antibodies.

Plasma cells

An inflammation of the membrane that encloses and protects the lungs

Pleuritis

This artery is a continuation of the femoral artery behind the knee

Popliteal Artery

Deoxygenated blood is sent from the right ventricle to the lungs through this vessel

Pulmonary artery

The hole in the iris

Pupil

This carries blood to the kidneys

Renal artery

Two body systems that supply oxygen and eliminate carbon dioxide

Respiratory and circulatory

The photoreceptors are located in the nervous tunic which is also known as the

Retina

The two main channels of the lymphatic system are: the thoracic duct and

Right lymphatic duct

This main lymph channel collects lymph from the head, neck, mammary arrea and upper arm

Right lymphatic duct

This eye structure is a type of dim light photoreceptor

Rod

The white, nontransparent portion of the fibrous tunic

Sclera

These organs are lymphatic tissue: lymph node, thymus gland, bone marrow and

Spleen

Removal of the spleen is technically known as

Splenectomy

This main artery from the aorta forms the radial, ulnar, digitals, axillary, and brachial arteries

Subclavian artery

Surface tension of alveolar fluid is lowered by this

Surfactant

The largest of the circulatory routes

Systemic

The thymus gland is needed for maturation of these cells

T-cells

This WBC is NOT phagocyctic

Thrombocytes

The Adam's apple is a common term for this other body part

Thyroid cartilage

The malfunction of this valve would interfere with the flow of blood from the right atrium to the right ventricle

Tricuspid

The layer of blood vessel wall that is mostly elastic and collagen fibers

Tunic externa

The layer of blood vessel wall that is the endothelium, basement membrane

Tunica interna

The layer of blood vessel wall that is a smooth muscle with elastic fibers

Tunica media

The choroid, iris, and ciliary body are components of this structure

Vascular tunic

Histamines cause this reaction in the human body

Vasodilation & increased permeability of blood vessels

Lymphatic vessels are thin walled & have valves which structurally resembles

Veins

This measurement is composed of IRV, TV, and ERV

Vital capacity

This eye structure is a gel like material which fills the postior cavity of the eye

Vitreous humor

The vibration of this membrane is from where your voice principally originates

Vocal folds

An increase in the number of WBC

leucocytosis