« previous next »
« previous next »
 

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Comparison of normal-shaped erythro- cytes and the abnormal sickle shape noted in patients with sick Comparison of normal-shaped erythro- cytes and the abnormal sickle shape noted in patients with sick
Abnormal breath sounds Abnormal breath sounds
Abnormal Psychology, 8th Edition Abnormal Psychology, 8th Edition
Male Reproductive System - Testes Male Reproductive System - Testes
Summary of the formation, circulation, and absorption of cerebrospinal fluid (CSF) Summary of the formation, circulation, and absorption of cerebrospinal fluid (CSF)
Video: Energy Flow - Trophic Levels and Food

For a complete list of videos, visit our video library