12 Digestive and Circulatory

 The function of the gall bladder is to:

• Synthesize lipids

• Store bile

• 1. Stimulate the release of pancreatic juice

• 1.  Produce enzymes

Which of the following digestive enzymes is NOT correctly matched with its substrate?

• Lipase – fat

• Salivary amylase – starch

• Pepsin – protein

• 1. Trypsin – nucleic acid

The part of the digestive tract where starch first undergoes chemical digestion is the:

• Mouth

• Stomach

• 1. Small intestine

• 1. Large intestine

The absorption of digested food products occurs in the:

• Stomach

• 1. Small intestine

• 1. Large intestine

Which of the following protects the stomach from hydrochloric acid?

• 1. Mucus

• Bile

• Pepsin

• Bicarbonate ions

Which blood vessels are responsible for moving blood away from the heart to the body?

• Veins

• Arteries

• Venules

• Capillaries

Where is blood pressure and blood velocity the greatest?

• Veins

• Arterioles

• Arteries

• Capillaries

Blood pressure can be increased by all of the following EXCEPT which one?

• Exercise

• 1. Plaque build-up in arteries

• Exercise

• Dilation of arteries

 The blood vessel that serves the heart muscle is the:

• Systemic artery

• 1. Pulmonary artery

• 1. Left carotid artery

• Coronary artery

Hypertension would be indicated by a blood pressure reading of:

• 1. 120/50

• 1. 150/110

• 120/80

• 100/80