AnswersBiology - SC3209 ICMuscle Structure and Function

The Digestive and Excretory Systems Answers

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1
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What change needs to be done to correct the diagram showing food moving through the digestive system?

A
The esophagus and small intestine need to be switched.
B
The small intestine and the stomach need to be switched.
C
The stomach and the large intestine need to be switched.
D
The rectum and the large intestine need to be switched.
2
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What did you include in your response? Check all that apply.

A
Peristalsis moves food through the digestive system.
B
Muscles contract to push food along in the esophagus and intestines.
3

produces urinecarries urine to the bladder✔ stores urine temporarilyexcretes urine out of the body

A
produces urine
B
carries urine to the bladder
C
✔ stores urine temporarily
D
excretes urine out of the body
4

✔ produces urinecarries urine to the bladderstores urine temporarilyexcretes urine out of the body

A
✔ produces urine
B
carries urine to the bladder
C
stores urine temporarily
D
excretes urine out of the body
5

What is peristalsis and where does it occur?

Answer:

Peristalsis is a series of wave-like muscle contractions that move food through the digestive system. It occurs when muscles above the food contract and push it toward an area of relaxation. This process primarily occurs in the esophagus and the intestines.

6

Which statements correctly describe the digestive system? Select four options.Food is cut into pieces in the mouth.Food becomes dry in the mouth.Proteins are broken down in the stomach.Carbohydrates are first broken down in the stomach.Food becomes mostly solid in the large intestine.Fat is broken down into smaller droplets in the small intestine.

A
Food is cut into pieces in the mouth.
B
Food becomes dry in the mouth.
C
Proteins are broken down in the stomach.
D
Carbohydrates are first broken down in the stomach.
E
Food becomes mostly solid in the large intestine.
F
Fat is broken down into smaller droplets in the small intestine.
7

What do the digestive and excretory systems have in common?

A
Both break down food.
B
Both produce urine.
C
Both get rid of waste material.
D
Both filter out waste material.
8

In the excretory system, where does the waste material in the body come from and why does the body need to get rid of these waste materials?

Answer:

Waste material is produced by the cells of the body during chemical processes. The body needs to remove these materials because they can be toxic or harmful; if they are not eliminated, they can build up and cause illness or damage to organs.

9

Identify the functions of the labeled parts.

Answers:
A::carries urine to the bladder
B::excretes urine out of the body
C::stores urine temporarily
D::produces urine
10

Identify the functions of the labeled parts.

Answers:
A::carries urine to the bladder
B::excretes urine out of the body
C::stores urine temporarily
D::produces urine
11

Which processes happen in the kidney? Select three options.production of urinestorage of urineproduction of enzymes that break down foodfiltration of waste material from bloodreabsorption of sugar and water

A
production of urine
B
storage of urine
C
production of enzymes that break down food
D
filtration of waste material from blood
E
reabsorption of sugar and water
12

What did you include in your response? Check all that apply.

A
Cells produce waste materials.
B
Waste materials can affect the health of the body.
13

produces urinecarries urine to the bladderstores urine temporarily✔ excretes urine out of the body

A
produces urine
B
carries urine to the bladder
C
stores urine temporarily
D
✔ excretes urine out of the body

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