Digestive System Physiology

Physiology is the study of

• The "function" of the body parts

• The "structure" of the body and organs

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Where does mechanical digestion begin?

• stomach

• esophagus

• pancreas

• mouth

What is the main function of the Digestive System?

• Support/Protection

• Breaks down food

• Protect against germs

• Remove waste

Which of the following correctly lists the organs used for digestion.

• mouth --> stomach --> small intestine --> large intestine

• mouth --> small intestine --> stomach --> large intestine

• Stomach --> small intestine --> large intestine --> mouth

• Mouth --> small intestine --> large intestine --> stomach

What are the organs related to the digestive system?

• small intestine

• large intestine

• stomach

• lungs

What type of digestion takes place in the stomach?

• mechanical

• chemical

• both mechanical and chemical

Where does the process of digestion begin?

• mouth

• esophagus

• stomach

• small intestine

What is the primary function of the stomach in the digestive system?

• A) Absorption of nutrients

• B) Mechanical digestion

• C) Chemical digestion

• D) Storage of bile

Which enzyme is responsible for breaking down proteins in the stomach?

• A) Amylase

• B) Lipase

• C) Pepsin

• D) Lactase

Tags

NGSS.MS-LS1-7

What is the role of bile in digestion?

• A) Breaks down carbohydrates

• B) Emulsifies fats

• C) Neutralizes stomach acid

• D) Absorbs nutrients