6th-Chapter 4 Test- Human Body Systems

Nutrients pass from the digestive system into the blood in the ____________________.

• white blood cells

• plasma

• liver

• small intestine

Which sequence describes the order in which food is processed in the digestive system?

• excretion >absorption>digestion

• absorption>digestion>excretion

• digestion> absorption>excretion

Where do nutrients enter the body?

• pharynx

• mouth

• stomach

• esophagus

Protection from infection or toxins is called________________.

• immunity

• antibody

• homeostasis

• lymphocyte

A(n) _____________________quickly attacks bacteria or viruses that have invaded the body

• immunity

• antibody

• homeostasis

• lymphocyte

A(n) _____________________protects the body by traveling through the circulatory system and removing or destroying pathogens.

• immunity

• antibody

• homeostasis

• lymphocyte

____________________ is the part of the blood that carries water and nutrients.

• red blood cells

• antibody

• plasma

• lymphocyte

The body must maintain steady internal conditions, or ___________, even when external conditions change.

• immunity

• respiration

• digestion

• homeostasis

Which organ system produces immune cells?

• circulatory

• respiratory

• lymphatic

• skeletal

Which of the following is NOT a function of the lymphatic system?

• remove excess fluid around organs

• produce white blood cells

• absorb and transport fats

• transport oxygen to organs