Asked by nothin4227

A girl has her eyes shut and is standing inside a brightly lit room. What happens to her pupils when she opens her eyes? Why?
Responses

Her pupils grow because the muscles relax.
Her pupils grow because the muscles relax.

Her pupils shrink because the muscles relax.
Her pupils shrink because the muscles relax.

Her pupils shrink because the muscles contract.
Her pupils shrink because the muscles contract.

Her pupils grow because the muscles contract.
Answered by nothin4227
The human body has four types of tissues. What part of the eye uses muscle tissue for opening and closing movements?
Responses

Sclera
Sclera

Cornea
Cornea

Iris
Iris

Retina
Answered by nothin4227
How do signals from sensory neurons reach motor neurons?
Responses

Signals move from dendrite to dendrite towards motor neurons.
Signals move from dendrite to dendrite towards motor neurons.

Through interneurons in the brain and spinal cord that connect sensory neurons and motor neurons.
Through interneurons in the brain and spinal cord that connect sensory neurons and motor neurons.

Signals from sensory neurons do not get sent to motor neurons.
Signals from sensory neurons do not get sent to motor neurons.

Motor neurons signal for the body to move the signal toward them.
Answered by nothin4227
What is systemic circulation?
Responses

the path of blood as it moves from the head throughout the body and back to the head
the path of blood as it moves from the head throughout the body and back to the head

the path of blood between pharynx and trachea
the path of blood between pharynx and trachea

the path of blood between the heart and lungs
the path of blood between the heart and lungs

the path of blood as it moves from the heart throughout the body and back to the heart
the path of blood as it moves from the heart throughout the body and back to the heart
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