The brain is an organ located within the skull and is made up of neurons. What is the function of a neuron?

The part that connects the brain to the spinal cord

The hormone that prepares the body for action, controls the heart rate and breathing in times of emergency

Regulates blood sugar levels

Which parts make up the Central Nervous System?

Is concerned with the regulation of body temperature, food intake, water balance, and emotional response and drives

It produces sperm cells.

In meiosis II, each of the two secondary spermatocytes gives rise to ________ spermatids

If an egg is not fertilized, it is discharged

along with the inner lining of the uterus (endometrium) in a process called

A muscular canal that receives the sperm during copulation.

A progressive neurological disorder that results in dementia (impaired memory, thinking, and reasoning

It promotes the formation of female secondary characteristics

They are responsible for communication by transmitting electrochemical signals.