74 terms

A&P Lab Exam II

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thyroid gland
located in the throat; bilobed gland connected by an ithsmus
adrenal glands
found close to the kidney
pancreas
a mixed gland, located close to the stomach and small intestine
testes
paired glands suspended in the scrotum
parathyroid gland
rides horseback on the thyroid gland
ovary
found in the female pelvic cavity, concerned with ova and female hormone production
thymus
found in the upper thorax overlying the heart; large during youth
pineal gland
found in the roof of the third ventricle
ADH, hypothalamus
maintenance of salt and water balance in the extracellular fluid
PTH, thyroid gland
regulate blood calcium levels
thyroid tissue
colloid filled follicle
follicular cells
4
zona glomulerus
C
zona fasiculus
D
zona reticulus
E
adrenal medulla
G
blood in arteries is under high pressure
why are there no valves in arteries, but there are valves in veins?
blood in arteries is under high pressure
why are the wall of arteries so much thicker than the walls of veins?
radial rtery
pulse at wrist
superficial temporal artery
pulse in front of ear
carotid artery
pulse at the side of the neck
renal
artery serving the kidney
hepatic
veins draining the liver
internal iliac
drains at the pelvic organs
phrenic
supplies the diaphragm
subclavian
major artery serving the arm
common carotid
major artery serving the tissues external to the skull
radial
artery generally used to take pulse at wrist
femoral
serves the posterior thigh
right atrium
right ventricle
left atrium
left ventricle
superior vena cava
aortic arch
inferior vena cava
left pulmonary artery
right pulmonary veins
apex
blood pressure
the force that blood exerts on the walls of the arteries
blood pressure gradient
difference in pressure between two points of the cardiovascular system
vessel diameter
what variable is easiest for body to adjust in blood system on short term basis?
thyroid cartilage
forms the adam's apple
epiglottis
lid for the larynx
arytenoid cartilage
vocal cord attachment site
cartilaginous rings
supports the trachea but also keeps it flexible
pleural membranes
serous membranes that enclose the lungs and line the chest wall and produce serous fluid
moisture, trapping foreign substances
functions of nasal cavity mucosa
trachea
connects the larynx to the primary bronchi
Pharynx
site of tonsils
hormone
chemical released into the bloodstream that influences particular organs and glands
endocrine
An endocrine/exocrine? gland is a ductless gland that empties its hormone into the extracellular fluid from which it enters the blood.
hypophysis
The pituitary gland, also known as the ____, is located in the sella turcica of the sphenoid bone.
T
T/F: The anterior pituitary gland is also referred to as the master endocrine gland because it controls the activity of many other endocrine glands.
thyroid
The ____ gland is composed of two lobes and located in the throat, just inferior to the larynx.
glucagon
The pancreas produces two hormones that are responsible for regulating blood sugar levels. Name the hormone that increases blood glucose levels.
T
T/F: The gonads are considered to be both endocrine and exocrine glands.
thymus
This gland is rather large in an infant, begins to atrophy at puberty, and is relatively inconspicuous by old age. It produces hormones that direct the maturation of T cells. It is the ____ gland.
Pancreatic islets
these form the endocrine portion of the pancreas
zona fasciculata
The outer cortex of the adrenal gland is divided into three areas. Which one produces aldosterone?
amino acids and steriods
two molecular groups of hormones
target cell
cell that has a receptor for a particular hormone
adrenal gland
found atop the kidney
pericardium
The heart is enclosed in a double-wall sac called?
4
how many chambers does the heart have?
atria
what is the name of the two receiving chambers of the heart?
aorta
The left ventricle discharges blood into the _____, from which all systemic arteries of the body diverge to supply the body tissues.
T
T/F: Blood flows through the heart in one direction - from the atria to the venticles.
tricuspid
The right atrioventricular valve, or ____ valve, prevents backflow into the right atrium when the right ventricle is contracting.
right
The heart serves as a double pump. The (right or left) side serves as the pulmonary circulation pump, shunting carbon dioxide-rich blood to the lungs.
cornoary arteries
The functional blood supply of the heart itself is provided by the?
intercalated discs
Two microscopic features of cardiac cells that help distinguish them from other types of muscle cells are branching and?
left
in the heart, the (right or left) ventricle has thicker walls and a bascially circular cavity shape