QUESTION 1 Choose the CORRECT statement. Pepsin is activated by HCl. Helicobacte

Question

QUESTION 1

Choose the CORRECT statement.

Pepsin is activated by HCl.

Helicobacter pylori causes gastric ulcers.

Alcohol is absorbed by the stomach.

Mucus is a protective secretion in the stomach.

All of the choices are correct.

3 points   

QUESTION 2

Blood pressure in the glomerular capillaries is:

lower than in other capillary beds

higher than in other capillary beds

responsible for maintaining filtration

higher than in other capillary beds and is responsible for maintaining filtration

3 points   

QUESTION 3

The digestive organ that contains microvilli or a brush border on the luminal cells:

liver

pancreas

stomach

small intestine

large intestine

3 points   

QUESTION 4

The lining of the uterus that is discharged during the menstrual flow phase is the:

endocervicum

oviduct

endometrium

hymen

mesothelium

3 points   

QUESTION 5

Which of the following is in correct order of food movement in the gastrointestinal tract?

esophagus, stomach, pharynx

pharynx, stomach, esophagus

pharynx, esophagus, stomach

stomach, pharynx, esophagus

3 points   

QUESTION 6

Food is prevented from entering the trachea when you swallow by the:

pharynx

uvula

nasopharynx

epiglottis

3 points   

QUESTION 7

The end product of muscle metabolism is:

uric acid

carbon dioxide

ammonia

creatinine

3 points   

QUESTION 8

The differentiation of sperm by an organism is termed:

oogenesis

homologous formation

spermatogenesis

diploidization

3 points   

QUESTION 9

The division of the cellular cytoplasm and organelles is called:

interphase

cytokinesis

cellular streaming

furrowing

3 points   

QUESTION 10

Which one of these is NOT part of the human female external genitalia?

mons pubis

glans c litoris

labium minora

labium majora

v agina

Pepsin is activated by HCl.

Helicobacter pylori causes gastric ulcers.

Alcohol is absorbed by the stomach.

Mucus is a protective secretion in the stomach.

All of the choices are correct.

Explanation / Answer

Q1. All of the options are correct.

Q2. Higher than in other capillary beds and is responsible for maintaining filtration. therefore fluid and solute are forced out of blood into the glomerular capsule; most filtrate is returned to blood via peritubular capillary bed surrounding the nephron.

Q3. Small intestine. Microvilli aggregate in thousands of numbers and form a structure called the brush border that is found on the apical surface of the small intestine. They increase absorption of nutrients in the lumen by increasing the surface area.

Q4. Endometrium. It is the mucous membrane which lines the uterus.

Q5. pharynx, esophagus, stomach. Pharynx is the membrane lined cavity behind the nose where food reaches first then to the esophagus, it is long pipe which connect pharynx to the stomach. then food finally reaches to the stomach where proper digestion of food takes place.

Q6. Epiglottis. It is a cartilage flap which is located in front of the larynx and behind the tongue. It moves back and forth to prevent the passage of food and liquids into the lungs.

Q7. Creatinine.

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