ch19&21 histology

Front

What is the adenohypophysis?

Back

The adenohypophysis, also known as the anterior pituitary, is the front portion of the pituitary gland that produces and secretes hormones such as growth hormone and prolactin.

Front

What hormones are produced by the neurohypophysis?

Back

The neurohypophysis, or posterior pituitary, produces and releases oxytocin and antidiuretic hormone (ADH), which are synthesized in the hypothalamus.

Front

What are alveolar pores?

Back

Alveolar pores are small openings between adjacent alveoli that allow for the equalization of air pressure and facilitate gas exchange.

Front

What type of cells are olfactory cells?

Back

Olfactory cells are specialized bipolar nerve cells responsible for the sense of smell.

Front

What is the function of prolactin?

Back

Prolactin is a hormone produced by the anterior pituitary that stimulates milk production in mammals.

Front

What is the role of growth hormone?

Back

Growth hormone, produced by the anterior pituitary, stimulates growth, cell reproduction, and cell regeneration in humans and other animals.

Front

What is the difference between the adenohypophysis and neurohypophysis?

Back

The adenohypophysis (anterior pituitary) produces hormones, while the neurohypophysis (posterior pituitary) stores and releases hormones produced by the hypothalamus.

Front

What is the significance of the blood-brain barrier?

Back

The blood-brain barrier is a selective permeability barrier that protects the brain from harmful substances while allowing essential nutrients to pass through.

Front

What is the structure of a neuron?

Back

A neuron consists of a cell body, dendrites, and an axon, which transmit signals throughout the nervous system.

Front

What is the function of the hypothalamus?

Back

The hypothalamus regulates various bodily functions, including temperature, hunger, thirst, and the sleep-wake cycle, and controls the pituitary gland.