B2: Nervous System Review

Which of the following is a type of photoreceptor that responds to different colors?

• Neurotransmitters

• Chemoreceptors

• Cones

• Rods

​ (a)   are sensory cells that sense chemicals and are responsible for taste and smell.

• Neurotransmitters

• Chemoreceptors
• Thermoreceptors

• Photoreceptors
• Mechanoreceptors

Which part of the brain is responsible for muscle and joint movement, balance, grace, and efficiency?

• Cerebrum

• Brain Stem

• Cerebellum

The ______ is the largest part of a neuron, where the nucleus is found.

• Axon

• Cell Body

• Dendrites

• Synapse

Which part of the nervous system is responsible for involuntary activities?

• Motile nervous system

• Autonomic nervous system

• Somatic nervous system

• Unconscious nervous system

Your major sense organ is/are your ______.

• Ears

• Eyes

• Skin

• Nose

• Brain

Which type of neurons carry impulses from the brain and/or the spinal cord to glands and muscles?

• Motor neurons

• Interneurons

• Sensory neurons

Protective reflex actions in skeletal muscle are controlled by the autonomic nervous system since they are automatic responses.

• True

• False

This part of the brain receives information from sensory receptors and directs it to the correct area of the brain.

• Thalamus

• Hypothalamus

The ear senses ​ (a)   and ​ pressure to process what we hear.

• sound
• pitch
• vibration
• loudness