LH in males stimulates Leydig cells to produce

Options

A. Aldosterone
B. Estrogen
C. Progesterone
D. Testosterone.

Answer

To answer the question "LH in males stimulates Leydig cells to produce," we can follow these steps:

### Step 1: Understand the Role of LH
Luteinizing hormone (LH) is a hormone produced by the anterior pituitary gland. It plays a crucial role in the reproductive system of both males and females.

**Hint:** Remember that LH is produced by the anterior pituitary and has different functions in males and females.

### Step 2: Identify the Target Cells
In males, LH specifically targets Leydig cells, which are located in the testes. These cells are responsible for producing certain hormones.

**Hint:** Leydig cells are found in the testes and are key players in male hormone production.

### Step 3: Determine the Hormone Produced
When LH stimulates Leydig cells, the primary hormone they produce is testosterone. Testosterone is essential for the development of male secondary sexual characteristics and reproductive functions.

**Hint:** Think about the primary male sex hormone and its role in male characteristics.

### Step 4: Evaluate Other Options
The question provides several options: aldosterone, estrogen, progesterone, and testosterone.
- Aldosterone is a mineralocorticoid produced by the adrenal cortex, not related to Leydig cells.
- Estrogen and progesterone are primarily female hormones produced by the ovaries.

**Hint:** Consider the source of each hormone and whether it relates to male physiology.

### Conclusion
Based on the above steps, the correct answer to the question is **testosterone**.

**Final Answer:** Testosterone (Option D)