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science topic 5 Flashcards

(41 cards)

1
Q

The main purpose of homeostasis is to

-fight disease causing organisms.
-keep internal conditions stable.
-produce offspring.
-replicate DNA.

A

keep internal conditions stable

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2
Q

Your body communicates using what organ system?

-endocrine system
-skeletal system
-integumentary system
-nervous system

A

nervous system

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3
Q

Your body functions are controlled by what system?

-endocrine system
-skeletal system
-integumentary system
-nervous system

A

nervous system

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4
Q

Blood vessels where exchange of materials with the cells takes place.

arteries
capillaries
veins
venules

A

capillaries

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5
Q

Blood vessels that contain valves to prevent backflow.

arteries
capillaries
veins
venules

A

veins

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6
Q

An action or change in behavior that occurs as a result of a stimulus.

nutrient
waste
stimulus
response

A

response

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7
Q

The process by which your body breaks down food into small nutrient molecules.

absorption
elimination
peristalsis
digestion

A

digestion

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8
Q

Nutrients that help your body with chemical reactions.

vitamins
minerals
all the above
none of the above

A

all the above

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9
Q

These fats are liquid at room temperature.

saturated
unsaturated
neither a nor b
both a and b

A

unsaturated

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10
Q

These fats are solid at room temperature.

saturated
unsaturated
neither a nor b
both a and b

A

saturated

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11
Q

Nutrients that are not made by the body, but are needed to carry out chemical processes. Calcium is an example of this type of nutrient.

protein
fat
vitamins
minerals

A

minerals

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12
Q

Most chemical digestion occurs in the _____.

stomach
mouth
small intestine
large intestine

A

small intestine

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13
Q

Bile is stored in a small organ called the _____.

gallbladder
liver
pancreas
kidney

A

gallbladder

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14
Q

The last section of the large intestine is called the _____.

salivary glands
pancreas
gallbladder
rectum

A

rectum

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15
Q

The part of the circulatory system that pumps blood throughout the body.

lymphatic system
digestive system
cardiovascular system
excretory system

A

cardiovascular system

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16
Q

Which heart chambers receive blood?

septum
atria
ventricles
aorta

A

atria

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17
Q

Most of the chemical digestion and nutrient absorption into the blood takes place in the _____.

mouth
stomach
small intestine
large intestine

A

small intestine

18
Q

Which blood vessel carries blood toward the heart?

artery
capillary
vein
valve

19
Q

Which blood vessel carries blood away from the heart?

artery
capillary
vein
valve

20
Q

Which of the following is responsible for keeping blood from back flowing?

artery
capillary
vein
valve

21
Q

Knobs of tissue connected to lymphatic vessels responsible for filtration.

lymph
lymph vessels
lymph nodes
lymph codes

22
Q

Responsible for moistening the air you breathe.

nose
trachea
bronchi
alveoli

23
Q

Tiny thin-walled sacs of lung tissue where gasses can move between air and blood.

nose
trachea
bronchi
alveoli

24
Q

Your windpipe

nose
trachea
bronchi
alveoli

25
The two passages that direct air into the lungs. nose trachea bronchi alveoli
bronchi
26
The main organs of which system are the kidneys, urinary bladder, urethra, lungs, skin, and liver. integumentary system respiratory system excretory system lymphatic system
excretory system
27
A small filtering structure in the kidney that removes wastes from blood and produces urine. lymph node urethra nephron neutron
nephron
28
A cell that carries information through the nervous system. axon dendrite neuron axon
neuron
29
The branched structure of a neuron that picks up information. axon dendrite synapse neutron
dendrite
30
The part of a neuron that receives information from the dendrite and sends it away from the cell. axon dendrite synapse neutron
axon
31
The junction where one neuron can transfer an impulse to another neuron. axon dendrite synapse neutron
synapse
32
The neurons of the brain are all _____. sensory neurons interneurons motor neurons quiet neurons
interneurons
33
The part of the peripheral nervous system that controls voluntary actions. automatic autonomic sumac somatic
somatic
34
The part of the peripheral nervous system that controls involuntary actions. automatic autonomic sumac somatic
autonomic
35
An organ that produces and releases chemicals through ducts or into the bloodstream. stem impulse gland reflex
gland
36
The gland that controls other endocrine glands and regulates processes including growth, blood pressure, and water balance. adrenal glands hypothalamus parathyroid gland pineal gland pituitary gland Thyroid gland
pituitary gland
37
The gland that regulates the body’s calcium levels. adrenal glands hypothalamus parathyroid gland pineal gland pituitary gland Thyroid gland
parathyroid gland
38
The gland that regulates sleep/wake patterns. adrenal glands hypothalamus parathyroid gland pineal gland pituitary gland Thyroid gland
pineal gland
39
The gland that produces hormones, such as thyroxine, that controls energy-related reactions. adrenal glands hypothalamus parathyroid gland pineal gland pituitary gland Thyroid gland
Thyroid gland
40
Part that links the nervous system and the endocrine system, as well as controlling the pituitary gland. adrenal glands hypothalamus parathyroid gland pineal gland pituitary gland Thyroid gland
hypothalamus
41
Releases a hormone that triggers a response to emergencies or excitement. Other hormones from these glands affect salt and water balances in the kidneys and sugar in the blood. adrenal glands hypothalamus parathyroid gland pineal gland pituitary gland Thyroid gland
adrenal glands