Lesson 1

Question 1

`What is the function of amylase in the body?

Answer 1

It breaks down starch into simpler sugars.

Question 2

A child gets a cut on his finger. Swelling occurs at the site to increase blood flow and bring phagocytes to the injury to destroy any foreign cells that may have been introduced. This response describes which type of immunity?

Answer 2

innate

The innate immune system responds quickly to general threats, such as the one described in the question. Adaptive immunity is built up over time as the body learns to recognize specific pathogens and target them for destruction.

Question 3

The Peripheral Nervous system includes what?

Answer 3

. Peripheral Nerves
. Spinal Nerves
. Cranial Nerves

Question 4

The does the Central Nervous system contain?

Answer 4

.Brain
.Brain stem
.Spinal Cord

Question 5

In a negative feedback loop, if a variable INCREASES past its normal range, what happens

Answer 5

. The variable will be reversed until it is within the normal range

Question 6

What is negative feedback within the body?

Answer 6

Negative feedback is a mechanism used by the body, that returns variables back to their normal ranges or set points

Question 7

What parts of the Peripheral nervous system is under voluntary control?

Answer 7

The somatic nervous system

Question 8

What hormones increases Uterine contractions?

Answer 8

Oxytocin

Question 9

What is released when blood glucose is too low?

Answer 9

Glucagon

Question 10

Which of the following are examples of homeostatic mechanisms?

1. Consuming excess calories to gain weight
2. Lifting weights to increase muscle mass
3. Shivering when the body temperature falls
4. Secreting insulin to decrease blood sugar concentration
5. Increasing heart rate when blood pressure is low

Answer 10

3. Shivering when body temperature fails
4. Secreting insulin to decrease blood sugar concentration
5. Increasing heart rate when blood pressure is low

Question 11

Homeostasis is defined as:

Answer 11

Tendency of the body to maintain a stable environment

Question 12

Where is the gastrocnemius vein in relation to the femoral vein?

Answer 12

Distal

Question 13

Which is not a type of protein?

Fibrous
Membrane
Globular
Unsaturated

Answer 13

Unsaturated

Question 14

The adipocytes are responsible for what?

Answer 14

The adipocytes are responsible for storing the fat that is found in adipose tissue

Question 15

Where does blood flow next after being oxygenated in the lungs?​​​​​​​

Answer 15

Pulmonary vein

Question 16

Liver vs kidneys

Answer 16

Liver detoxifies and kidneys filter

Question 17

1. What organic molecule contain both an amine and carboxyl group?

Answer 17

Proteins

Question 18

What is the chemical formula for water?

Answer 18

H20

Question 19

What tool can be used to measure the turbidity of a liquid by measuring the transmission of light through the sample?

Answer 19

Spectrophotometer

Question 20

What are the three types of salivary glands?

Answer 20

Parotid, sublingual, and submandibular

Question 21

Which immune system molecules creates holes in the cell membranes of their target cells in order to destroy the cell?

Answer 21

Perforins

Question 22

What is the difference between a solid and a liquid?

Answer 22

Solids have a definite shape and volume while liquids have a definite volume but no fixed shape.

Question 23

What is a protein present in blood plasma?

Answer 23

Fibrinogen

Question 24

The pleura is a connective tissue sheath that covers what organs?

Answer 24

Lung

Question 25

What ion plays a crucial role in the depolarization phase of an action potential

Answer 25

Sodium

Question 26

The hormone 'insulin" is produced by which cell in the pancreas?

Answer 26

beta cells

Question 27

the pericardium is a double layered sac that contains the HEART and the roots of what?

Answer 27

the great vessels

Question 28

Which part of the brain is primarily responsible for voluntary motor control?

Answer 28

cerebellum

Question 29

In the small intestine, which hormone is responsible for stimulating the release of bicarbonate from the pancreas to neutralize stomach acid

Answer 29

Secretin Secretin is a hormone released by the small intestine (specifically the duodenum) in response to acidic chyme entering from the stomach. It stimulates the pancreas to release bicarbonate, which helps neutralize the stomach acid

Question 30

What is the law of segregation?

Answer 30

It states that allele pairs segregate during gametogenesis and reunite randomly during the fertilization process.

Question 31

The number of protons is the same as?

Answer 31

The atomic number