BIO exam 3 questions

Front

What is ossification?

Back

The process of bone formation, where cartilage is transformed into bone.

Front

List the stages of ossification in order.

Back

1. Formation of cartilage model 2. Growth of cartilage model 3. Development of primary ossification center 4. Development of secondary ossification centers.

Front

What is the correct order of air passage through the respiratory system?

Back

Nose, pharynx, larynx, trachea, bronchi, bronchioles, alveoli.

Front

What primarily regulates growth after puberty?

Back

Estrogen or testosterone.

Front

What blood type can AB positive individuals receive?

Back

Any blood type will work.

Front

What is stored in the sarcoplasmic reticulum?

Back

Calcium ions (Ca2+).

Front

Define the term 'alveoli'.

Back

Tiny air sacs in the lungs where gas exchange occurs.

Front

What is the function of the trachea?

Back

To provide a clear airway for air to enter and exit the lungs.

Front

What role do bronchi play in the respiratory system?

Back

They are the main passageways that direct air into the lungs.

Front

Explain the significance of estrogen in the human body.

Back

Estrogen is a key hormone in regulating the female reproductive system and secondary sexual characteristics.