New Terms #2

Question 1

Interneurons

Answer 1

interpret sensory signals and transfer the message from the brain and spinal cord to the motor neurons

Question 2

Intrinsic Rate of Increase

Answer 2

the population growth rate

Question 3

Macronutrients

Answer 3

carbohydrates, proteins and fats

Question 4

Medullary Cavity

Answer 4

hollow area at the core of the diaphysis

Question 5

Micronutrients

Answer 5

vitamins and nutrients

Question 6

Motor Neurons

Answer 6

convert messages from the spinal cord and brain to stimulate muscles and nerves

Question 7

Neurotransmitters

Answer 7

Molecules released at the axon terminal that travel across the synaptic cleft to stimulate receptor proteins in the next neuron

Question 8

Omnivore

Answer 8

eats both plants and meat

Question 9

Oogenesis

Answer 9

the process by which immature ovum mature

Question 10

Parasympathetic Nervous System

Answer 10

• your rest-repose response

* sends messages to decrease heart rate and blood pressure and contracts stomach muscles for digestion

Question 11

Periosteum

Answer 11

protective sheet protecting the bone

Question 12

Placenta

Answer 12

an organ that connects the baby to it’s mother

Question 13

Producers

Answer 13

Autotrophs, which make their food from inorganic food sources

Question 14

Sensory Neurons

Answer 14

detect sensory stimuli and carry impulses to the spinal cord and the brain

Question 15

Sinuses

Answer 15

hollow spaces in the skull that open into the nasal cavity

Question 16

Somatic Nervous System

Answer 16

controls voluntary skeletal function

Question 17

Sperm

Answer 17

male reproductive cell or gamete

Question 18

Spermatogenesis

Answer 18

production of sperm cells

Question 19

Spongy Bone

Answer 19

porous bone filled with marrow, nerves, and blood vessels located in the epiphysis

Question 20

Subcutaneous Layer

Answer 20

deepest layer of skin

Question 21

Sympathetic Nervous System

Answer 21

fight-or-flight response

increases blood pressure and heart rate and stimulates the liver to release glucose to produce quick energy

Question 22

Trophic Level

Answer 22

each step in a food chain or food web