Lesson 1 Flashcards

(31 cards)

1
Q

`What is the function of amylase in the body?

A

It breaks down starch into simpler sugars.

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2
Q

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?

A

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.

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3
Q

The Peripheral Nervous system includes what?

A

. Peripheral Nerves
. Spinal Nerves
. Cranial Nerves

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4
Q

The does the Central Nervous system contain?

A

.Brain
.Brain stem
.Spinal Cord

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5
Q

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

A

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

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6
Q

What is negative feedback within the body?

A

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

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7
Q

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

A

The somatic nervous system

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8
Q

What hormones increases Uterine contractions?

A

Oxytocin

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9
Q

What is released when blood glucose is too low?

A

Glucagon

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10
Q

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
A
  1. Shivering when body temperature fails
  2. Secreting insulin to decrease blood sugar concentration
  3. Increasing heart rate when blood pressure is low
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11
Q

Homeostasis is defined as:

A

Tendency of the body to maintain a stable environment

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12
Q

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

A

Distal

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13
Q

Which is not a type of protein?

Fibrous
Membrane
Globular
Unsaturated

A

Unsaturated

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14
Q

The adipocytes are responsible for what?

A

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

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15
Q

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

A

Pulmonary vein

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16
Q

Liver vs kidneys

A

Liver detoxifies and kidneys filter

17
Q
  1. What organic molecule contain both an amine and carboxyl group?
18
Q

What is the chemical formula for water?

19
Q

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

A

Spectrophotometer

20
Q

What are the three types of salivary glands?

A

Parotid, sublingual, and submandibular

21
Q

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

22
Q

What is the difference between a solid and a liquid?

A

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

23
Q

What is a protein present in blood plasma?

24
Q

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

25
What ion plays a crucial role in the depolarization phase of an action potential
Sodium
26
The hormone 'insulin" is produced by which cell in the pancreas?
beta cells
27
the pericardium is a double layered sac that contains the HEART and the roots of what?
the great vessels
28
Which part of the brain is primarily responsible for voluntary motor control?
cerebellum
29
In the small intestine, which hormone is responsible for stimulating the release of bicarbonate from the pancreas to neutralize stomach acid
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
30
What is the law of segregation?
It states that allele pairs segregate during gametogenesis and reunite randomly during the fertilization process.
31
The number of protons is the same as?
The atomic number