1-Peristalsis is a process that happens in the followingpart(s) of the digestive system.
stomach
large intestine
esophagus
all of these
small intestine
2-Which of the following processes is NOT involved in theabsorption of simple sugars across the small intestine?
secondary active transport
primary active transport
simple diffusion
facilitated diffusion
3-Protein digestion begins in the
oral cavity
large intestine
stomach
small intestine
esophagus
4-Carbohydrate digestion begins in the
Ooral cavity
stomach
small intestine
large intestine
esophagus
5-The organ which produces the largest number of differentenzymes for the digestive system is
the liver
pancreas
the large intestine
the stomach
the salivary glands
small intestine
6-Breakdown products of which of the following substances areabsorbed by lymphatic capillaries associated with the digestivetract?’
lpids
carbohydrates
proteins
nucleic acids
7-Which of the following muscles contributes the most tonormal resting inspiration?
external intercostals
rectus abdominus
diaphragm
Internal intercostals
8-The intrapleural pressure (relative to atmosphericpressure)
becomes negative during inspiration and positive duringexpiration
is always positive
becomes positive during inspiration and negative duringexpiration
is always negative
9-The sensor that has the greatest influence on therespiratory control center is
the oxygen sensor
the central chemoreceptor
the aortic bodies
the carotid bodies
10-The driving force for gas exchange across the alveolisis
Osmosis
primary active transport
simple diffusion
facilitated diffusion
secondary active transport
11-Aforced expiration may be caused by the contraction ofwhich of the following muscles?
external intercostals
rectus abdominus
diaphragm
latisimus dorsi
12-Most of the carbon dioxide which is circulating the bloodstream is normally in the following form:
dissolved gas
bicarbonate ( HCO3-)
calscium carbonate
carbaminohemoglobi
13-The mechanism of action for Antidiuretic Hormone ADHis
Increasing the number of aquaporins ( waterchannel) is thecollecting duct
Increasing the activity of the salt pumd in the ascending ofHenle
constricting the afferent arteriole .
stimulation of the Na+\k+ Atpase
14-The greatest amount of reabsorption happens in the
distal convoluted tubule
collecting duct
loop of Henle
proximal convuluted tubule
glomerulus
15-The presence of Aldosterone in the kidney will resultin
retention of sodium
retention of water
all of these
none of these
secretion of potassium
16-Which of the following are normally exduded from thefiltrate the nephron?
Urea
amino acids
water
erythrocytes elucose
17-Which of the following processes happens primarily at theglomerulus
Filtration
Secretion
Reabsorption
Distillation
18-During the process of secretion in the nephron smallsubstances are moved
from the blood to the nephron
by hydrostatic pressure
by osmosis
from the nephron to the blood
19-The number of oocytes in an ovary is highest
during puberty
at birth
in the middle of the menstrual
at menopause.
20-Spermatogenesis occurs in the
seminiterous tubules
vas deferens
prostate giand
epididymis
Seminal vesicic
21-Which of the following hormones is responsible forstimulating the secretory phase of the uterus?
Estrogen
Testosterone
human chorionic gonadotropin (hCG)
progesterone
22-During the follicular phase of the menstrual cycletheconcentration of estrogen is relative concentration of progesterneis
Decreasing/low
Decreasing/ high
increasing /low
Increasing/high
23-Testosterone is produced by
Sertoli cells
the anterior pituitary gland .
Interstitial cells
mature sperm
spermatogonia
24-Just prior to ovulation the feedback loop between estrogenand the anterior pituitary gland is
positive
negative
25-This is a Answer question, please be brief and to thepoint: A volunteer in a scientific study is placed in a room whichis supplied with a higher than normal partial pressure of oxygen Po2 =320 mmHg ) but the partial pressure of carbon dioxide isunchanged (P CO2 =0.3 mmHg) . Do you expect to see a change inrespiratory pattern in this subject? Support your answer with yourreasoning , no support no credit.
26-This is a Short Answer question, please be brief and to thepoint Describe the function of zymogens in the digestive system usean example to support your answer.
27This is an Essay question, please take some to format youranswer accordingly. Be complete but stick to the question. Describethe control mechanism for respiration. Be sure to include thecontributions of the various sensorsincluding what they aremonitoring and their relative importance, the integrating centerand the effectors.
28-This is an Essay question, please take some time to formatyour answer accordinglyBe complete but stick to the question.Describe the stepwise breakdown (physical chemical ) of one of theclasses of organic macromolecules ? Include the ezymes involved inthis process and the mechanism (how ) the breakdown products ofthis macromolecule ultimately absorbed into the body?
29-This is a comprehensive knowledge question , can youassemble the information about separate Systems into an integratedof how the human body works? Think about the components of eachsystem and how they are coordinated to work together to accomplisha common goal Describe the functions and interactions of thecirculatory, respiratory and urinary systems in the regulation ofbody .
